Eu

Europium-144

Protons (Z)

63

Neutrons (N)

81

Mass number

144

Half-Life

10.2 s

Abundance

---

Mass

143.919 u

Mass Excess

-75,619.0 keV

Spin

1+

Discovered

1965

Binding energy per nucleon

8,254 keV

Neutron separation energy

9,449 keV

Proton separation energy

3,391 keV

Decay Mode

β⁺Samarium-144100%

Decay chain

Europium-144Z 63 · N 8110.2 s
β⁺100%